Bed



FIG. 1 is a left front perspective view of a bed showing my new design;

FIG. 2 is a side view, the opposite side view being a mirror image thereof;

FIG. 3 is a front perspective view thereof;

FIG. 4 is a partial perspective view of the back of the footboard thereof; and,

FIG. 5 is an enlarged partial perspective view of the bed foot. "

The broken lines are for environmental purposes only and form no part of the claimed design." 

The ornamental design for a bed, as shown and described. 